#include <iostream>
#include <boost/graph/graphviz.hpp>
#include <boost/graph/adjacency_list.hpp>
using namespace std;
using namespace boost;

enum files_e { dax_h, yow_h, boz_h, zow_h, foo_cpp,
               foo_o, bar_cpp, bar_o, libfoobar_a,
               zig_cpp, zig_o, zag_cpp, zag_o,
                 libzigzag_a, killerapp, N };
const char* name[] = { "dax.h", "yow.h", "boz.h", "zow.h", "foo.cpp",
                       "foo.o", "bar.cpp", "bar.o", "libfoobar.a",
                       "zig.cpp", "zig.o", "zag.cpp", "zag.o",
                       "libzigzag.a", "killerapp" };

int main(int,char*[])
{
  typedef pair<int,int> Edge;
  Edge used_by[] = {
    Edge(dax_h, foo_cpp), Edge(dax_h, bar_cpp), Edge(dax_h, yow_h),
    Edge(yow_h, bar_cpp), Edge(yow_h, zag_cpp),
    Edge(boz_h, bar_cpp), Edge(boz_h, zig_cpp), Edge(boz_h, zag_cpp),
    Edge(zow_h, foo_cpp),
    Edge(foo_cpp, foo_o),
    Edge(foo_o, libfoobar_a),
    Edge(bar_cpp, bar_o),
    Edge(bar_o, libfoobar_a),
    Edge(libfoobar_a, libzigzag_a),
    Edge(zig_cpp, zig_o),
    Edge(zig_o, libzigzag_a),
    Edge(zag_cpp, zag_o),
    Edge(zag_o, libzigzag_a),
    Edge(libzigzag_a, killerapp)
  };
  const int nedges = sizeof(used_by)/sizeof(Edge);
  int weights[nedges];
  std::fill(weights, weights + nedges, 1);

  typedef adjacency_list< vecS, vecS, directedS,
      property< vertex_color_t, default_color_type >,
      property< edge_weight_t, int >
    > Graph;
  Graph g(used_by, used_by + nedges, weights, N);

  write_graphviz(std::cout, g, make_label_writer(name));
}